Vectors are used in computer graphics to calculate the length of shadows over flat surfaces. An object represented by a vector a is held over a flat surface inclined at an angle , as shown in the figure. If a light is shining directly downward, approximate the length of the shadow to two decimal places for the specified values of the vector .
A)19.60
B)19.90
C)19.30
D)0
E)19.84

Question

Vectors are used in computer graphics to calculate the length of shadows over flat surfaces. An object represented by a vector a is held over a flat surface inclined at an angle  , as shown in the figure.  If a light is shining directly downward, approximate the length of the shadow to two decimal places for the specified values of the vector  .
A)19.60 
B)19.90 
C)19.30 
D)0 
E)19.84

Quizplus · Accepted Answer

The Answer is B

Vectors Are Used in Computer Graphics to Calculate the Length